Question

Define Functional Group:
(Organic Chemistry XI)​

Answer 1

Answer:

Functional group is an atom or a group of atom, which is bonded to carbon chain and it defines the chemical property of the organic compound.

For example, OH is an alcohol, CHO is an aldehyde etc.

Answer 2

$\huge\underline\mathfrak\red{Answer}$

An atom or a group of atoms in the organic molecule which determines it's characterstics chemical properties is called functional group.